At River's Edge (2011)

A samurai Sakunosuke gets an order from clan chamberlain to kill another samurai who is married with his own younger sister. As a loyal samurai he has to accept the mission even though he has inner conflicts.

Genres: Drama, History

Stars: Noriyuki Higashiyama, Rinko Kikuchi, Ryo Katsuji, Ainosuke Kataoka, Machiko Ono